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Anomalous Sound Detection (ASD) is often formulated as a machine attribute classification task, a strategy necessitated by the common scenario where only normal data is available for training. However, the exhaustive collection of machine…

Sound · Computer Science 2025-09-22 Xin Fang , Guirui Zhong , Qing Wang , Fan Chu , Lei Wang , Mengui Qian , Mingqi Cai , Jiangzhao Wu , Jianqing Gao , Jun Du

Environmental sound analysis is currently getting more and more attentions. In the domain, acoustic scene classification and acoustic event classification are two closely related tasks. In this letter, a two-stage method is proposed for the…

Sound · Computer Science 2021-03-31 Weiping Zheng , Dacan Jiang , Gansen Zhao

The AutoSpeech challenge calls for automated machine learning (AutoML) solutions to automate the process of applying machine learning to speech processing tasks. These tasks, which cover a large variety of domains, will be shown to the…

Artificial Intelligence · Computer Science 2020-10-27 Jingsong Wang , Tom Ko , Zhen Xu , Xiawei Guo , Souxiang Liu , Wei-Wei Tu , Lei Xie

Acoustic scene classification (ASC) models on edge devices typically operate under fixed class assumptions, lacking the transferability needed for real-world applications that require adaptation to new or refined acoustic categories. We…

Sound · Computer Science 2026-02-13 Kuang Yuan , Yang Gao , Xilin Li , Xinhao Mei , Syavosh Zadissa , Tarun Pruthi , Saeed Bagheri Sereshki

The addition of Foley sound effects during post-production is a common technique used to enhance the perceived acoustic properties of multimedia content. Traditionally, Foley sound has been produced by human Foley artists, which involves…

The detection of acoustic scenes is a challenging problem in which environmental sound events must be detected from a given audio signal. This includes classifying the events as well as estimating their onset and offset times. We approach…

Sound · Computer Science 2018-06-14 Turab Iqbal , Yong Xu , Qiuqiang Kong , Wenwu Wang

The goal of the acoustic scene classification (ASC) task is to classify recordings into one of the predefined acoustic scene classes. However, in real-world scenarios, ASC systems often encounter challenges such as recording device…

This thesis focuses on dealing with the task of acoustic scene classification (ASC), and then applied the techniques developed for ASC to a real-life application of detecting respiratory disease. To deal with ASC challenges, this thesis…

Sound · Computer Science 2021-07-21 Lam Pham

In this paper, the Brno University of Technology (BUT) team submissions for Task 1 (Acoustic Scene Classification, ASC) of the DCASE-2018 challenge are described. Also, the analysis of different methods on the leaderboard set is provided.…

Audio and Speech Processing · Electrical Eng. & Systems 2018-10-11 Hossein Zeinali , Lukas Burget , Jan Cernocky

Sound event detection (SED) and acoustic scene classification (ASC) are important research topics in environmental sound analysis. Many research groups have addressed SED and ASC using neural-network-based methods, such as the convolutional…

Sound · Computer Science 2021-02-24 Noriyuki Tonami , Keisuke Imoto , Ryosuke Yamanishi , Yoichi Yamashita

We propose a benchmark of state-of-the-art sound event detection systems (SED). We designed synthetic evaluation sets to focus on specific sound event detection challenges. We analyze the performance of the submissions to DCASE 2021 task 4…

Auditory scene analysis (ASA) aims to retrieve information from the acoustic environment, by carrying out three main tasks: sound source location, separation, and classification. These tasks are traditionally executed with a linear data…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Caleb Rascon , Luis Gato-Diaz , Eduardo García-Alarcón

This work describes and discusses an algorithm submitted to the Sound Event Localization and Detection Task of DCASE2019 Challenge. The proposed methodology relies on parametric spatial audio analysis for source localization and detection,…

Sound · Computer Science 2019-08-28 Andres Perez-Lopez , Eduardo Fonseca , Xavier Serra

Ambient sound scenes typically comprise multiple short events occurring on top of a somewhat stationary background. We consider the task of separating these events from the background, which we call foreground-background ambient sound scene…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-28 Michel Olvera , Emmanuel Vincent , Romain Serizel , Gilles Gasso

Sound event localization and detection consists of two subtasks which are sound event detection and direction-of-arrival estimation. While sound event detection mainly relies on time-frequency patterns to distinguish different sound…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-07 Thi Ngoc Tho Nguyen , Karn Watcharasupat , Ngoc Khanh Nguyen , Douglas L. Jones , Woon Seng Gan

Deep learning systems have become increasingly energy- and computation-intensive, raising concerns about their environmental impact. As organizers of the Detection and Classification of Acoustic Scenes and Events (DCASE) challenge, we…

Sound · Computer Science 2024-09-16 Constance Douwes , Romain Serizel

The L3DAS22 Challenge is aimed at encouraging the development of machine learning strategies for 3D speech enhancement and 3D sound localization and detection in office-like environments. This challenge improves and extends the tasks of the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-12-16 Eric Guizzo , Christian Marinoni , Marco Pennese , Xinlei Ren , Xiguang Zheng , Chen Zhang , Bruno Masiero , Aurelio Uncini , Danilo Comminiello

Sound event localization and detection (SELD) systems estimate both the direction-of-arrival (DOA) and class of sound sources over time. In the DCASE 2022 SELD Challenge (Task 3), models are designed to operate in a 4-channel setting. While…

To advance immersive communication, the Detection and Classification of Acoustic Scenes and Events (DCASE) 2025 Challenge recently introduced Task 4 on Spatial Semantic Segmentation of Sound Scenes (S5). An S5 system takes a multi-channel…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-02 Binh Thien Nguyen , Masahiro Yasuda , Daiki Takeuchi , Daisuke Niizumi , Noboru Harada

The performance of machine learning algorithms is known to be negatively affected by possible mismatches between training (source) and test (target) data distributions. In fact, this problem emerges whenever an acoustic scene classification…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-04 Alessandro Ilic Mezza , Emanuël A. P. Habets , Meinard Müller , Augusto Sarti